Originally Posted by rvt
Maybe I should fit an exhaust brake to the dr. That should get them hopping.:) I have had the electronic version on work vehicles. Pretty sure the roos didn't give a flying marsupial poop.
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Back in the 70's there was an exhaust valve tat was fitted to the second plug hole. You pulled the cable lever and it was supposed to give a 2 stroke bike engine braking. It really scared pedestrians!